Clean Water Act discharge permit · NPDES MO0134431
HAWKS LANDING WWTP, Gordonville, MO: NPDES MO0134431 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
HAWKS LANDING WWTP, held by Hawks Landing Property Owners Associatio, holds NPDES permit MO0134431, which discharges to 8-20-13 Mudd V1.0. EPA’s file records it issued January 20, 2016 and expiring December 31, 2017. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | HAWKS LANDING WWTP |
|---|---|
| Permittee as filed | Hawks Landing Property Owners Associatio |
| NPDES ID | MO0134431 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | January 20, 2016 |
| Expiration date | December 31, 2017 |
| Issuing agency | MODNR-Water Protection Program |
| Address | Gordonville, MO 63701 |
| Receiving water | 8-20-13 MUDD V1.0 |
| Subwatershed | Hubble Creek (HUC 071401070602) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 8Under a numeric limit
- 3With a violation of any kind
- 3With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 4 | 6 | 6 | June 30, 2021 | 659% over the limit |
| Chlorine, total residual | 4 | 2 | 2 | December 31, 2020 | 1,018% over the limit |
| pH | 2 | 1 | 1 | March 31, 2022 | |
| Oxygen, dissolved [DO] | 4 | 0 | 0 | ||
| E. coli | 4 | 0 | 0 | ||
| BOD, 5-day, 20 deg. C | 2 | 0 | 0 | ||
| Solids, total suspended | 2 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 31, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not yet include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID MO0134431 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.